Product Trek Fuel EX 9.8 Bike
Model Year 2020
Riding Type Trail
Rider Unisex
Sizes and Geometry
XS (27.5″), S (27.5″), S (29″), M, ML, L, XL
Wheel Size 29″, 27.5″ (650b)
Frame Material Carbon Fiber
Frame Material Details OCLV Mountain Carbon main frame and stays, Carbon Armor, magnesium rocker link
Rear Travel 130mm
Rear Shock FOX Performance Float EVOL, RE:aktiv with Thru Shaft 3-position damper, tuned by Trek Suspension Lab
Fork FOX Performance 36, Float EVOL air spring, GRIP damper, tapered steerer, 44mm offset, Boost110, 15mm Kabolt axle
Fork Travel 140mm
Head Tube Diameter Tapered 1.125-1.5″
Headset Knock Block Integrated, cartridge bearing
Handlebar Bontrager Line Pro, OCLV Carbon, 35mm, 27.5mm rise, 780mm width
Stem Bontrager Line Pro, Knock Block, 0°, 40mm on XS-S, 50mm on M-XL
Grips Bontrager XR Trail Elite, alloy lock-on
Brakes Front: Shimano SLX M7120 4-piston hydraulic disc, Shimano RT66 6-bolt 203mm rotor
Rear: Shimano SLX M7120 4-piston hydraulic disc, Shimano RT66 6-bolt 180mm rotor
Brake Levers Shimano SLX M7120
Drivetrain 1x
Shifters SRAM GX Eagle, 12-speed
Front Derailleur None
Rear Derailleur SRAM GX Eagle, 12-speed
Chainguide None
Cranks SRAM Truvativ Descendant 7k Eagle, DUB, 170mm on XS-S, 175mm on M-XL
Chainrings 32 tooth, alloy
Bottom Bracket SRAM DUB, 92mm, press fit
Pedals None
Chain SRAM GX Eagle, 12-speed
Cassette SRAM XG-1275 Eagle, 10-50 tooth, 12-speed
Rims Bontrager Line Carbon 30, tubeless ready
Hubs Front: Bontrager, 6-bolt, Boost110
Rear: Bontrager, 54 tooth Rapid Drive, 6-bolt, SRAM XD driver, Boost148, 12mm thru axle
Tires Bontrager XR4 Team Issue, Tubeless Ready, Inner Strength sidewalls, aramid bead, 120 TPI, 2.60″
Saddle Bontrager Arvada, austenite rails, 138mm width
Seatpost Bontrager Line Elite Dropper, internal routing, 100mm on XS-S, 150mm on M-ML, 170mm on L-XL
Seatpost Diameter 31.6mm
Seatpost Clamp Standard single bolt
Rear Dropout / Hub Dimensions Boost 12x148mm
Max. Tire Size
Bottle Cage Mounts Yes
Colors Raw Carbon/Rage Red
Miami Green to Teal Fade
Warranty Lifetime frame, five year swingarm warranty
Weight 29 lb 14.0 oz (13,550 g)
Miscellaneous Sizes M-XL come with 29″ wheels
Size S available in both 27.5″ and 29″ wheel sizes
Sizes XS comes with 27.5″ wheels
Weight given for size M, with inner tubes
Total 300lb weight limit
Active Braking Pivot
Internal storage in down tube
Bontrager BITS internal frame storage bag included
Knock Block anti-fork rotation protection
Mino Link adjustable geometry
Control Freak internal routing